How it Works


CompX National Pin Tumbler Mailbox Lock - SKU: C9100 / C9200 

CompX National Pin Tumbler Mailbox Lock

C9100 / C9200

  • APPLICATION – Exterior pedestal-mounted neighborhood boxes. Has keyway dust shutter for lock protection. Clip mounted. C9100 & C9200 are the only mailbox locks approved by USPS for 4C (CBU) mailboxes.
  • OPERATION – C9100 operates clockwise. C9200 operates counter clockwise. Key removable in locked position only.
  • KEYING – Available keyed differently only (2,000 changes).
  • PACKAGING – Includes: a spring clip, mounting nut and (3) keys.
C9100 Instruction Sheet
C9200 Instruction Sheet

5  or more $14.17 ea  
25  or more $12.87 ea